/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.trino.plugin.hive.metastore;

import com.google.inject.Binder;
import com.google.inject.Key;
import io.airlift.configuration.AbstractConfigurationAwareModule;
import io.trino.metastore.HiveMetastore;
import io.trino.metastore.HiveMetastoreFactory;
import io.trino.metastore.RawHiveMetastoreFactory;
import io.trino.plugin.hive.AllowHiveTableRename;
import io.trino.plugin.hive.metastore.file.FileMetastoreModule;
import io.trino.plugin.hive.metastore.glue.GlueMetastoreModule;
import io.trino.plugin.hive.metastore.thrift.ThriftMetastoreModule;

import java.util.Optional;

public class HiveMetastoreModule
        extends AbstractConfigurationAwareModule
{
    private final Optional<HiveMetastore> metastore;
    private final boolean impersonationEnabled;

    public HiveMetastoreModule(Optional<HiveMetastore> metastore, boolean impersonationEnabled)
    {
        this.metastore = metastore;
        this.impersonationEnabled = impersonationEnabled;
    }

    @Override
    protected void setup(Binder binder)
    {
        if (metastore.isPresent()) {
            binder.bind(HiveMetastoreFactory.class).annotatedWith(RawHiveMetastoreFactory.class).toInstance(HiveMetastoreFactory.ofInstance(metastore.get(), impersonationEnabled));
            binder.bind(Key.get(boolean.class, AllowHiveTableRename.class)).toInstance(true);
        }
        else {
            install(switch (buildConfigObject(MetastoreTypeConfig.class).getMetastoreType()) {
                case THRIFT -> new ThriftMetastoreModule();
                case FILE -> new FileMetastoreModule();
                case GLUE -> new GlueMetastoreModule();
            });
        }

        install(new CachingHiveMetastoreModule());
    }
}
